Lamp



FIG. 1 is a front view of the lamp showing my design in a partially opened state;

FIG. 2 is a perspective view thereof in a more open state;

FIG. 3 is a front view of the design shown in FIG. 2;

FIG. 4 is a perspective view of the design in a partially closed state;

FIG. 5 is a rear view of the design in a partially opened state; and,

FIG. 6 is a rear view of the design in the fully closed state. 

The ornamental design for a lamp, as shown and described. 